Across
- 1. scanner A powerful Xray that provides a cross-section of the human body invented in 1972
- 8. A substance that stops or slows down the growth of microorganisms
- 9. Heating liquid or food to kill microorganisms
- 10. An unpleasant or unhealthy smell or vapour
- 11. and phlegm.
- 12. An organism that can be seen only through a microscope
- 13. Protected against, not affected by a disease
Down
- 2. The Romans built these to transport fresh water to highly populated areas
- 3. A heart monitor invented by Willem Einthoven in the early 1900’s
- 4. A substance used to stimulate the production of antibodies and provide immunity against
- 5. Medicines that treat infections by killing bacteria
- 6. of the Four humours The belief that the substances that make up the human body are: black bile, yellow bile,
- 7. To give a weak form of a disease to a person or animal, usually by injection, as a protection against that disease